| article html file updated | 9 February 2020 16:24 CET | Update | https://www.mdpi.com/2310-2861/4/2/42 |
| article html file updated | 3 October 2019 06:24 CEST | Update | N/A |
| article html file updated | 30 April 2019 22:23 CEST | Update | N/A |
| article html file updated | 16 April 2019 22:52 CEST | Update | N/A |
| article html file updated | 29 March 2019 21:53 CET | Update | N/A |
| article html file updated | 4 May 2018 14:00 CEST | Original file | N/A |
| article pdf uploaded. | 4 May 2018 13:59 CEST | Version of Record | https://www.mdpi.com/2310-2861/4/2/42/pdf |
| article xml uploaded. | 4 May 2018 13:59 CEST | Update | https://www.mdpi.com/2310-2861/4/2/42/xml |
| article xml file uploaded | 4 May 2018 13:59 CEST | Original file | N/A |
